Reference: https://labs.parabola.nu/issues/99 https://bugs.debian.org/874295
Package clementine contains Spotify support (asks to download proprietary Spotify binary)
Debian already removes some nonfree parts, but does not remove Spotify. Parabola provides a patchset for this:
https://git.parabola.nu/abslibre.git/tree/libre/clementine/remove-nonfree-artwork-and-spotify.patch
From https://git.parabola.nu/abslibre.git/tree/libre/clementine/PKGBUILD:
# remove Spotifyblob files
rm -rv ext/{$pkgname-spotifyblob,lib${pkgname}-spotifyblob}
# remove Spotify files
rm -rv src/internet/spotify
rm -v data/icons/svg/spotify.svg
rm -v data/providers/{22x22,32x32,48x48}/spotify.png
rm -v data/spotify-attribution.png
rm -v data/clementine-spotify-public.pem
rm -v cmake/SpotifyVersion.cmake
rm -v data/schema/schema-30.sql
rm -v src/globalsearch/spotifysearchprovider.{cpp,h}Parts moved to separate issue T227.